import axios from 'axios'
import { MessageBox, Message } from 'element-ui'
import qs from 'qs'

// create an axios instance
const service = axios.create({
    // baseURL: process.env.VUE_APP_BASE_API, // url = base url + request url
    // withCredentials: true, // send cookies when cross-domain requests
    timeout: 5000 // request timeout
})

// request interceptor
service.interceptors.request.use(
    config => {

        return config
            // do something before request is sent

        // if (store.getters.token) {
        //   // let each request carry token
        //   // ['X-Token'] is a custom headers key
        //   // please modify it according to the actual situation
        //   config.headers['X-Token'] = getToken()
        // }
        // return config
    },
    error => {
        // do something with request error
        console.log(error) // for debug
        return Promise.reject(error)
    }
)

// response interceptor
service.interceptors.response.use(
    /**
     * If you want to get http information such as headers or status
     * Please return  response => response
     */

    /**
     * Determine the request status by custom code
     * Here is just an example
     * You can also judge the status by HTTP Status Code
     */
    response => {
        const res = response.data

        return res
            // if the custom code is not 20000, it is judged as an error.
            // if (res.code !== 20000) {
            //   Message({
            //     message: res.message || 'Error',
            //     type: 'error',
            //     duration: 5 * 1000
            //   })

        //   // 50008: Illegal token; 50012: Other clients logged in; 50014: Token expired;
        //   if (res.code === 50008 || res.code === 50012 || res.code === 50014) {
        //     // to re-login
        //     MessageBox.confirm('You have been logged out, you can cancel to stay on this page, or log in again', 'Confirm logout', {
        //       confirmButtonText: 'Re-Login',
        //       cancelButtonText: 'Cancel',
        //       type: 'warning'
        //     }).then(() => {
        //       store.dispatch('user/resetToken').then(() => {
        //         location.reload()
        //       })
        //     })
        //   }
        //   return Promise.reject(new Error(res.message || 'Error'))
        // } else {
        //   return res
        // }
    },
    error => {
        console.log('err' + error) // for debug
        Message({
            message: error.message,
            type: 'error',
            duration: 5 * 1000
        })
        return Promise.reject(error)
    }
)

//配置get和post
function http(configOptions) {
    var config = {}
    config.url = configOptions.url
    if (configOptions.method.toLowerCase() === 'get') {
        config.method = 'get'
        config.params = configOptions.data
    } else if (configOptions.method.toLowerCase() === 'post') {
        config.method = 'post'
        config.header = { 'content-type': 'application/x-www-form-urlencoded' }
        config.data = qs.stringify(configOptions.data, { allowDots: true, arrayFormat: 'repeat' })
    }
    return service(config)
}

export default http